Refactored main.go into cmd/jobsearch/main.go (in case separate commands are introduced later) which has required the options mechanism to change slightly as well as the logging.

internal/config/conf_logging.go

@@ -24,6 +24,7 @@ import (
 
 type JobSearchConfigLogging struct {
 	Level string
+	File  string
 }
 
 // Default configuration
@@ -37,6 +38,7 @@ func defaultConfigLogging() JobSearchConfigLogging {
 func (conf JobSearchConfigLogging) Map() map[string]any {
 	return map[string]any{
 		"level": conf.Level,
+		"file":  conf.File,
 	}
 }
 
@@ -55,6 +57,8 @@ func (c JobSearchConfigLogging) TypeOf(key string) (reflect.Kind, error) {
 	switch key {
 	case "level":
 		return reflect.String, nil
+	case "file":
+		return reflect.String, nil
 	default:
 		return reflect.Invalid, errors.New("unknown configuration key")
 	}
@@ -65,6 +69,8 @@ func (c JobSearchConfigLogging) ValueOf(key string) (any, error) {
 	switch key {
 	case "level":
 		return c.Level, nil
+	case "file":
+		return c.File, nil
 	default:
 		return "", errors.New("unknown configuration key")
 	}
@@ -82,12 +88,15 @@ func (c *JobSearchConfigLogging) SetValue(key string, value any) error {
 			return errors.New(
 				"invalid log level. Must be one of: debug, info, warn, error")
 		}
+	case "file":
+		c.File = value.(string)
 	default:
 		return errors.New("unknown configuration key")
 	}
 	return nil
 }
 
+// Utility methods for converting level strings to slog levels
 func ConfigLevelToLogLevel(level string) slog.Level {
 	switch level {
 	case "debug":
@@ -102,7 +111,6 @@ func ConfigLevelToLogLevel(level string) slog.Level {
 		return 99
 	}
 }
-
 func (c *JobSearchConfigLogging) LogLevel() slog.Level {
 	return ConfigLevelToLogLevel(c.Level)
 }

internal/config/load.go

@@ -81,10 +81,14 @@ func Init(cfgFile string, conf *JobSearchConfig) error {
 		return err
 	}
 
-	oldLogLevel := conf.Logging.Level
+	// Load configuration from Viper, ensure -debug and -quiet are retained
+	oldLogLevel := conf.Logging.LogLevel()
 	LoadFromViper(conf)
-	if ConfigLevelToLogLevel(oldLogLevel) < conf.Logging.LogLevel() {
-		conf.Logging.Level = oldLogLevel
+	if oldLogLevel == slog.LevelDebug {
+		conf.Logging.Level = "debug"
+	}
+	if oldLogLevel == slog.LevelError {
+		conf.Logging.Level = "error"
 	}
 
 	if conf.Logging.LogLevel() <= slog.LevelDebug {